function onContextMenu(e, row) {
  if (row) {
    e.preventDefault();
    $(this).treegrid('select', row.id);
    $('#treegrid_menu').menu('show', {
      left: e.pageX,
      top: e.pageY
    });
  }
}

var data = [{
  id: 1,
  name: "角色名称",
  size: "是",
  date: "02/19/2010",
  children: [{
    id: 2,
    name: "Program Files",
    size: "是",
    date: "03/20/2010",
    children: [{
      id: 21,
      name: "Java",
      size: "是",
      date: "01/13/2010",
      state: "closed",
      children: [{
        id: 211,
        name: "java.exe",
        size: "是",
        date: "01/13/2010"
      }, {
        id: 212,
        name: "jawt.dll",
        size: "否",
        date: "01/13/2010"
      }]
    }]
  }]
}];


$(document).ready(function() {
  $('#treegrid').treegrid("loadData", data);
});